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Not everyone feels at ease with self-defense tools that rely on physical confrontation, and I'm no exception. For many, myself included, personal safety alarms offer a straightforward alternative. These devices are especially helpful for families, whether it's a child signaling for help after getting separated in a crowded space or a parent needing a quick way to alert others in an emergency. But personal safety devices are useful for everyone, from solo joggers to commuters and hitchhikers.
In this guide, I've rounded up some of the best personal safety alarms that I and WIRED staffers have tested. We also have a guide for the Best Personal Safety Apps, as well as a guide for apps that help people with disabilities travel more easily.
Updated July 2026: I've removed discontinued products and added an FAQ section. Prices, links, and product information were also updated.
Jump ToAccordionItemContainerButtonLargeChevronHow I Test Personal Safety Alarms
AccordionItemContainerButtonLargeChevronI personally trigger every alarm and, when applicable, speak to the emergency responders. Here's how I evaluate these devices:
- Portability: I look at the size and weight of each device, prioritizing discreet devices that are easy to carry.
- Sound: Every portable alarm I choose produces between 120 and 140 decibels, which is loud enough to startle would-be assailants and alert bystanders in a crisis.
- Price: I factor in up-front costs and recurring expenses, such as subscription fees or replacement batteries. I also test battery life against manufacturer's claims.
- Ease of use: Safety alarms should be simple to operate in high-stress situations. I assess the user experience during setup and the accessibility of customer support.
- The extras: I take stock of included features and test how well they perform compared to competitors. Some alarms include these extras at no additional charge, while other companies required paid upgrades; I keep this in mind.
What Am I Testing Next?
AccordionItemContainerButtonLargeChevronI'll be testing the Taiker Personal Alarm for $9, the Kosin Personal Alarm for $18, and the Thopeb Original Safety Alarm for $19.
Honorable Mention
Photograph: Martin CizmarFenix E35R Flashlight for $82: Many self-defense instructors suggest owning a flashlight as a personal safety tool as well. Besides helping you spot potential threats in the dark, the right flashlight can disorient an attacker, hopefully long enough to help you escape. Unlike mace, you haven't hurt anyone, so if it was just a lost stranger asking for directions, no harm done. Former WIRED commerce director Martin Cizmar recommends the Fenix E35R in WIRED's Best Flashlights and Headlamps guide. It's compact enough to throw in a bag without weighing you down, yet durable enough to double as a self-defense weapon if all else fails.
Frequently Asked Questions
What Is a Personal Safety Alarm?
AccordionItemContainerButtonLargeChevronA personal safety alarm is a portable device designed to alert others if you're in danger. Think of it as a handheld, wearable security system. When activated, it emits a loud, often piercing, siren to draw attention from nearby people and potentially deter attackers. Most panic alarms blast at least 120 decibels, which is comparable to a thunderclap or a jet taking off, but volumes can vary. Many models also feature an LED flashlight, and some even go a step further by sending emergency alerts to preset contacts or 24/7 monitoring services.
TSA-friendly and allowed in places where other self-defense tools (like pepper spray) might be prohibited, personal security alarms can also offer peace of mind. Unlike your smartphone, they're built for simplicity and speed in urgent moments; no need to unlock a device or fumble with a safety app. This makes them ideal for college students, children, and seniors who need safer alternatives to traditional self-defense tools.
Other Reasons to Consider a Personal Alarm
AccordionItemContainerButtonLargeChevronIf you're hiking or camping in areas with wildlife, a loud alarm might help scare off dangerous animals if they wander too close. While it's no guarantee—and it's always best to be educated on avoidance techniques when exploring the great outdoors—a sudden sound can sometimes discourage a rogue raccoon or coyote from venturing closer.
Some safety alarms are equipped with features that connect you to emergency responders, which can be invaluable for medical emergencies. Alternatively, a loud siren can grab the attention of someone who can call 911 on your behalf if you're not able to.
A Note on Pepper Sprays and Gels
AccordionItemContainerButtonLargeChevronPepper spray is legal in all 50 states, but be sure to read your specific state's fine print before you purchase. Most states only allow adults 18 and older to buy and carry, but additional restrictions may apply. Wisconsin and California, for example, regulate both the size of the canister and the concentration of oleoresin capsicum (OC) it can contain. In Massachusetts and New York, you can purchase pepper spray only from a licensed in-state pharmacist, so online shopping is off the table.
It's also important to note that pepper spray (and gel) is classified as a weapon in some jurisdictions, meaning anyone with prior convictions is prohibited from carrying it altogether. Pepper spray is also often banned in certain spaces, including but not limited to government buildings, schools, and commercial flights. Ignoring local laws could lead to fines and/or criminal charges, so double-check the rules in your place of residence before you swipe that credit card.
Final Tips and Advice
AccordionItemContainerButtonLargeChevron- Consider your lifestyle. Think about where and how you'll use the siren alarm. A keychain alarm might be ideal for city commutes, but a wearable model is probably a better option for outdoor activities.
- Test it first. Before heading out, pull the alarm to ensure it sounds as intended. If it includes an emergency dispatch feature, test that too—be sure to notify the responder during the call that this is a test. Also, regularly check the battery.
- Stay aware. Personal alarms are tools, not shields, and they're most effective when paired with situational awareness. When outside, stay alert to potential risks and trust your instincts.
- Have a plan. An alarm should be one part of a larger safety strategy. Plan through what you'll do after activating it: Identify spaces to run to and know who to call for help.
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Boutayna Chokrane is a product writer and reviewer at WIRED, covering consumer products and online trends. She specializes in fitness equipment, beauty tech, apparel, and more. Before joining the Gear team, she was a music editorial fellow at Pitchfork. She also worked as a freelance journalist, covering fashion, arts, and ... Read MoreProduct Writer & ReviewerTopicsShoppingSafetybuying guidesgadgetsReviewsgearApocalypse WowThe Best Automatic Litter Boxes Tested by Our Spoiled CatsWith these high-tech automatic litter boxes, gone are the days of scooping and smells. Welcome to the future.Molly HigginsThe Best Keyboards for Work and PlayWhether you’re looking to boost your productivity or your Fortnite stats, these are the top keyboards for the job.Henri Robbins28 Amazing STEM Toys Approved by WIRED KidsWe found lots of math-filled and science-rich toys for tiny nerds to assemble, bake, squish—or even tear apart and rebuild.Simon HillThe Best Essential Oil Diffusers for Freshening Up Your HouseI tested over a dozen top home diffusers for scent strength, longevity, special features, and more. The Urpower Aroma is my favorite option for most people.Louryn StrampeThe Best Portable Power Stations for Blackouts, Camping, or Van LifeWhether you’re going off-grid or safeguarding against blackouts, these beefy, WIRED-tested batteries can keep the lights on.Simon HillThe Best MagSafe and Qi2 Power Banks for Your PhoneKeep your iPhone or Qi2 Android phone topped up with one of the best portable chargers.Simon HillThe Best Wi-Fi Routers to Reach Every Corner of Your HomeDon’t suffer the buffer. These WIRED-tested home routers will deliver reliable internet across your home, whatever your needs or budget.Simon HillThe Best Hiking Boots and Shoes for Any AdventureFrom strenuous hikes and serious summits to weekend rambles in the park, these boots help you make the most of your time outdoors.Chris HaslamGive Your Back a Break With Our Favorite Office ChairsSitting at a desk for hours? Upgrade your WFH setup and work in style with these comfy WIRED-tested seats.Julian ChokkattuThe Best iPhone 17 Cases and Accessories—We’ve Tested More Than 100Protect your expensive iPhone 17, iPhone Air, iPhone Pro, or iPhone 17e with our favorite cases and screen protectors.Julian ChokkattuGive Your Back a Break With Our Favorite Office ChairsSitting at a desk for hours? Upgrade your WFH setup and work in style with these comfy WIRED-tested seats.Julian ChokkattuThe 10 Best WIRED-Tested Pet CamerasWhether you’re near or far, keep an eye on your fur baby with our favorite pet cameras.Molly HigginsWired Coupons
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